The present invention relates to a dioxazoline compound of formula (I) or a pharmaceutically acceptable salt thereof. The invention also provides a preparation method of the compound of formula (I) and a pharmaceutically acceptable salt thereof, as well as uses thereof as a drug, wherein the drug acting as a tyrosine kinase (i.e. VEGFR-2, and c-MET) inhibitor is used for treating disorders related to tyrosine kinase.